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AU1647200A - Method for receiving spread-spectrum signals - Google Patents

Method for receiving spread-spectrum signals

Info

Publication number
AU1647200A
AU1647200A AU16472/00A AU1647200A AU1647200A AU 1647200 A AU1647200 A AU 1647200A AU 16472/00 A AU16472/00 A AU 16472/00A AU 1647200 A AU1647200 A AU 1647200A AU 1647200 A AU1647200 A AU 1647200A
Authority
AU
Australia
Prior art keywords
spectrum signals
receiving spread
spread
receiving
spectrum
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
Application number
AU16472/00A
Inventor
Volker Aue
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NXP Semiconductors Germany GmbH
Original Assignee
Systemonic AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Systemonic AG filed Critical Systemonic AG
Publication of AU1647200A publication Critical patent/AU1647200A/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7073—Synchronisation aspects
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7097—Interference-related aspects
    • H04B1/711—Interference-related aspects the interference being multi-path interference
    • H04B1/7115—Constructive combining of multi-path signals, i.e. RAKE receivers
    • H04B1/7117—Selection, re-selection, allocation or re-allocation of paths to fingers, e.g. timing offset control of allocated fingers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/709—Correlator structure
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7097—Interference-related aspects
    • H04B1/711—Interference-related aspects the interference being multi-path interference
    • H04B1/7113—Determination of path profile

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
AU16472/00A 1998-10-05 1999-10-05 Method for receiving spread-spectrum signals Abandoned AU1647200A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19845620 1998-10-05
DE19845620A DE19845620A1 (en) 1998-10-05 1998-10-05 Method for receiving spread spectrum signals
PCT/DE1999/003202 WO2000021209A1 (en) 1998-10-05 1999-10-05 Method for receiving spread-spectrum signals

Publications (1)

Publication Number Publication Date
AU1647200A true AU1647200A (en) 2000-04-26

Family

ID=7883313

Family Applications (1)

Application Number Title Priority Date Filing Date
AU16472/00A Abandoned AU1647200A (en) 1998-10-05 1999-10-05 Method for receiving spread-spectrum signals

Country Status (6)

Country Link
US (1) US6580750B2 (en)
EP (1) EP1119923B1 (en)
JP (1) JP3471319B2 (en)
AU (1) AU1647200A (en)
DE (2) DE19845620A1 (en)
WO (1) WO2000021209A1 (en)

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EP1117186A1 (en) 2000-01-14 2001-07-18 Lucent Technologies Inc. Adaptive code-tracking RAKE receiver for direct-sequence code-division multiple access (cdma) communications
EP1117185A1 (en) 2000-01-14 2001-07-18 Lucent Technologies Inc. Method and rake receiver for code-tracking in CDMA communication systems
US7184457B2 (en) * 2000-02-28 2007-02-27 Texas Instruments Incorporated Spread spectrum path estimation
EP1130792A1 (en) 2000-03-03 2001-09-05 Lucent Technologies Inc. A method and rake receiver for phasor estimation in communication systems
DE10012875B4 (en) 2000-03-16 2004-04-01 Infineon Technologies Ag pager
EP1146657A1 (en) * 2000-04-11 2001-10-17 Siemens Aktiengesellschaft Mobile station and method for allocating rake fingers
EP1154584A1 (en) * 2000-05-12 2001-11-14 Siemens Aktiengesellschaft Mobile station and method for allocating rake fingers and tracking devices
GB2369275B (en) 2000-11-21 2004-07-07 Ubinetics Ltd A rake receiver and a method of providing a frequency error estimate
GB0028392D0 (en) * 2000-11-22 2001-01-03 Koninkl Philips Electronics Nv A rake receiver
US7010073B2 (en) * 2001-01-19 2006-03-07 Qualcomm, Incorporated Delay lock loops for wireless communication systems
JP3462477B2 (en) * 2001-04-05 2003-11-05 松下電器産業株式会社 Correlation detection device and correlation detection method
US7158558B2 (en) 2001-04-26 2007-01-02 Interuniversitair Microelektronica Centrum (Imec) Wideband multiple access telecommunication method and apparatus
US7016398B2 (en) * 2001-06-15 2006-03-21 Freescale Semiconductor, Inc. Multicode receiver
US6775341B2 (en) 2001-11-30 2004-08-10 Motorola, Inc. Time recovery circuit and method for synchronizing timing of a signal in a receiver to timing of the signal in a transmitter
ATE471002T1 (en) * 2002-04-25 2010-06-15 Imec CDMA RECEIVE-TRANSMISSION TECHNIQUES FOR RADIO SYSTEMS WITH MULTIPLE INPUTS AND MULTIPLE OUTPUTS (MIMO)
US6765952B2 (en) * 2002-05-06 2004-07-20 Qualcomm Incorporated Transmit diversity pilot processing
US6760321B2 (en) * 2002-10-21 2004-07-06 Sandbridge Technologies, Inc. Method and apparatus for block-based chip timing estimation in a code division multiple access communication system
US7133440B1 (en) * 2002-10-25 2006-11-07 L-3 Communications Corporation Acquisition of a synchronous CDMA TDD QPSK waveform using variable thresholds for PN and burst synchronization
DE60225729T2 (en) * 2002-11-15 2009-04-30 Telecom Italia S.P.A. A memory-based device and method for channel estimation in a digital communications receiver
DE10303955B4 (en) * 2003-01-31 2007-06-28 Infineon Technologies Ag Device and method for generating a data signal with a readjusted, optimal sampling time in a radio receiver
KR100547737B1 (en) * 2003-06-10 2006-01-31 삼성전자주식회사 Rake receiver and method in direct sequence code division multiple access mobile communication system
US7092426B2 (en) * 2003-09-24 2006-08-15 S5 Wireless, Inc. Matched filter for scalable spread spectrum communications systems
GB0410617D0 (en) * 2004-05-12 2004-06-16 Ttp Communications Ltd Path searching
US7916771B2 (en) * 2004-05-17 2011-03-29 Uti Limited Partnership BOC signal acquisition and tracking method and apparatus
KR100555709B1 (en) * 2004-06-23 2006-03-03 삼성전자주식회사 Symbol timing error detection device and channel timing error detection method using channel profile of digital receiver
KR100630170B1 (en) * 2004-09-17 2006-09-29 삼성전자주식회사 Method and device for managing demodulation timing of each cell in asynchronous mobile communication system
US7639766B2 (en) * 2004-09-27 2009-12-29 Via Telecom Co., Ltd. Combined automatic frequency correction and time track system to minimize sample timing errors
US7729433B2 (en) * 2006-03-07 2010-06-01 Motorola, Inc. Method and apparatus for hybrid CDM OFDMA wireless transmission
TWI452840B (en) * 2010-03-08 2014-09-11 Realtek Semiconductor Corp Apparatus and method for performing delay-locked loop operation on receiving signal
US9031117B2 (en) * 2012-12-06 2015-05-12 Qualcomm Incorporated Methods and apparatus for handling fingers with large delay spread through utility optimization
US10742258B1 (en) * 2018-09-26 2020-08-11 Novatel Inc. System and method for demodulating code shift keying data utilizing correlations with combinational PRN codes generated for different bit positions
US10742257B1 (en) 2018-09-26 2020-08-11 Novatel Inc. System and method for demodulating code shift keying data from a satellite signal utilizing a binary search

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3743731C2 (en) * 1987-12-23 1994-11-24 Ant Nachrichtentech Method and circuit arrangement for regulating the phase position between a generated code and a received code contained in a received spectrally spread signal
US5390207A (en) * 1990-11-28 1995-02-14 Novatel Communications Ltd. Pseudorandom noise ranging receiver which compensates for multipath distortion by dynamically adjusting the time delay spacing between early and late correlators
US5541963A (en) * 1993-12-01 1996-07-30 Hitachi, Ltd. Diversity receiving apparatus
JP2661579B2 (en) * 1995-02-22 1997-10-08 日本電気株式会社 Receiver
EP0843828B1 (en) 1995-08-09 2007-10-17 Magellan Corporation Multipath error reduction in a spread spectrum receiver for ranging applications
SE504622C2 (en) * 1996-02-02 1997-03-17 Ericsson Telefon Ab L M Method and device for tracking signals and a RAKE receiver utilizing said device
US5926500A (en) * 1996-05-28 1999-07-20 Qualcomm Incorporated Reduced peak-to-average transmit power high data rate CDMA wireless communication system
JPH10209919A (en) * 1997-01-21 1998-08-07 Sony Corp Receiving device and receiving method, and terminal device of mobile phone system
JP3274388B2 (en) * 1997-07-25 2002-04-15 株式会社東芝 RAKE receiver and spread spectrum communication apparatus provided with the RAKE receiver
US6345078B1 (en) * 1997-07-31 2002-02-05 Lucent Technologies Inc. Finger assignment system for a multiple finger receiver and method thereof
US6370397B1 (en) * 1998-05-01 2002-04-09 Telefonaktiebolaget Lm Ericsson (Publ) Search window delay tracking in code division multiple access communication systems
US6363104B1 (en) * 1998-10-02 2002-03-26 Ericsson Inc. Method and apparatus for interference cancellation in a rake receiver
US6330271B1 (en) * 1998-10-13 2001-12-11 Telefonaktiebolaget Lm Ericsson (Publ) CDMA receiver that shares a tracking device among multiple rake branches
US6285861B1 (en) * 1999-06-14 2001-09-04 Qualcomm Incorporated Receiving station with interference signal suppression

Also Published As

Publication number Publication date
DE19982026D2 (en) 2001-10-18
US20020051486A1 (en) 2002-05-02
EP1119923A1 (en) 2001-08-01
WO2000021209A9 (en) 2000-09-21
DE19845620A1 (en) 2000-04-27
DE19982026B4 (en) 2006-06-29
JP3471319B2 (en) 2003-12-02
WO2000021209A1 (en) 2000-04-13
JP2003527761A (en) 2003-09-16
US6580750B2 (en) 2003-06-17
EP1119923B1 (en) 2004-12-01

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase